【单选题】The outer packing of the raincoats is cartons and looks _________ .
【单选题】用基准氧化锌标定EDTA滴定液时,ZnO与EDTA的摩尔比
【单选题】python解释器执行 a = """""'aaa'"""""表达式的结果为( ):
【判断题】Shipping marks will only appear on the outer packing of the cargos and nowhere else.
【单选题】The use of shipping mark on the outer packing is not aimed at______
A.
promoting the sales of goods
B.
facilitating shipping and storing
C.
pring the goods from being wrongly delivered or shipped
D.
facilitating the identification and count of goods in the process of loading and unloading
【判断题】Generally, the full name of the importer, the name of the commodity will appear on the outer packing.
【单选题】The outer packing of the cargoes should meet the following requirements except __________.
B.
Be adaptable to the changing climates at the loading and unloading ports
C.
Be uniform so as to convenience storage, calculation, cargo inspection and identification
D.
Have the most weight, volume and cost.
【简答题】用EDTA溶液滴定金属离子的条件是______。